idnr: 192

			1
		3
	3
2

Difficulty: Very easy (0)

idnr: 875

3	1


		2	3

Difficulty: Super easy (0)

idnr: 982

		2	4


4	3

Difficulty: Super easy (0)

idnr: 425

	3
4
			1
		2

Difficulty: Super easy (0)